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12253779-1 — VALVE,CHECK

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

12253779-1: VALVE,CHECK.

The VALVE,CHECK is a the manufacturer industrial component. Key specifications include operating_pressure: 3000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS, maximum_operating_temp: 170.0 FAHRENHEIT SINGLE RESPONSE DEGF, valve_operation_method: AUTOMATIC, media_for_which_designed: OIL, HYDRAULIC SINGLE RESPONSE. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-033-9665, indicating validated use in U.S. government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.

Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
12253779-1
NSN: 4820-01-033-9665
FSC: 4820 — Valves, Nonpowered
CAGE: 19207 — U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM (USA)
SPECIFICATIONS
operating_pressure3000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
maximum_operating_temp170.0 FAHRENHEIT SINGLE RESPONSE DEGF
valve_operation_methodAUTOMATIC
media_for_which_designedOIL, HYDRAULIC SINGLE RESPONSE
NSN4820-01-033-9665
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 12253779-1 · OEM ⚠ VERIFY BEFORE ORDERING Gate valves = FULL OPEN or FULL CLOSE only — never throttle. Partial opening causes seat erosion and vibration. ✓ BROKER TIP Rising stem shows valve position visually — easier maintenance. Non-rising stem saves headroom. PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
OPERATING PRESSURE: 3000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
•
MAXIMUM OPERATING TEMP: 170.0 FAHRENHEIT SINGLE RESPONSE DEGF
•
MEDIA FOR WHICH DESIGNED: OIL, HYDRAULIC SINGLE RESPONSE
•
VALVE OPERATION METHOD: AUTOMATIC
TECHNICAL CHARACTERISTICS
OPERATING PRESSURE3000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
MAXIMUM OPERATING TEMP170.0 FAHRENHEIT SINGLE RESPONSE DEGF
SPECIAL FEATURESHYDRAULIC SERVICE: OIL PER SPEC MIL-L-46167. FLUIDS AT 30 PLUS OR MINUS2 CENTISTOKES KINEMATIC VISCOSITY (138SUS) BETWEEN PLUS 100 DEG F AND PLUS 150 DEG F THAT ARE COMPATIBLE WITH VALVE COMPONENTS WILL BE USED FOR TEST PURPOSES; PROOF PRESSURE: 3000 PSI; BURSTPRESSURE; THIS VALVE SHALL WITHSTAND ABURST PRESSURE OF 4500 PSI WITHOUT FAILURE,RUPTURE,OR EXTERNAL LEAKAGE; FLOW; 20 GPM; CRACKING PRESSURE 2 PLUS OR MINUS 1 PSI; PRESSURE DROP IS NOT TOEXCEED 22 PSI AT 20 GPM; INTERNAL LEAKAGE IS NOT TO EXCEED 1CC/MIN AT 2000 PSI; NO EXTERNAL LEAKAGE PERMISSABLE; MATERIAL TO BE COMPATIBLE WITH OPERATING SPECIFICATIONS DEGF
MEDIA FOR WHICH DESIGNEDOIL, HYDRAULIC SINGLE RESPONSE
VALVE OPERATION METHODAUTOMATIC
OTHER ITEMS IN FSC 4820 — Valves, Nonpowered
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
4820-00-000-0097 4820-00-001-0010 4820-00-001-0020 4820-00-001-0021 4820-00-001-0032 4820-00-001-0037 4820-00-001-0042 4820-00-001-1230
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Terminal item — stock exhausted; no further procurementNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 12253779-1?
12253779-1 is a VALVE,CHECK.
What is the NSN for 12253779-1?
12253779-1 is cataloged in the U.S. Government catalog under NSN 4820-01-033-9665. This indicates validated use in U.S. government and defense supply chains.
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